B232_Chapter1 Textbook notes! Good for review before lecture

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School

Simon Fraser University

Department

Business Economics

Course

BUEC 232

Professor

Lorene Linklater

Semester

Winter

Description

BUEC 232
CHAPTER 1
- Primary sources: the data collector is the one using the data for analysis
- Secondary sources: the person performing the statistical analysis is not the data collector
Types of variables
Data Type Question Types Responses
---------------------------------------------------------------------------------------------------------------------------------------
Categorical  Do you currently own any stocks/bonds  Yes / No
 Discrete To how many magazines are you currently subscribed _______ #
Numerical  Continuous How tall are you? _______inches
- Categorical variables (also known as qualitative variables) have values that can only be placed
into categories such as yes